fix: copy templates to the distribution

tests/engine/PageRenderer.templateRoots.test.ts

@@ -0,0 +1,14 @@
+import { describe, expect, it } from 'vitest';
+import { resolvePageRendererTemplateRoots } from '../../src/main/engine/PageRenderer';
+
+describe('resolvePageRendererTemplateRoots', () => {
+  it('includes templates under process resources path for packaged app builds', () => {
+    const roots = resolvePageRendererTemplateRoots({
+      moduleDir: '/Applications/Blogging Desktop Server.app/Contents/Resources/app.asar/dist/main/engine',
+      cwd: '/tmp/runtime-cwd',
+      resourcesPath: '/Applications/Blogging Desktop Server.app/Contents/Resources',
+    });
+
+    expect(roots).toContain('/Applications/Blogging Desktop Server.app/Contents/Resources/templates');
+  });
+});